160 citations · 1.1k across the 24 of their papers we have counts for
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astro-ph.SR2011★ 18 cited
Extremely metal-poor stars in SDSS fields
Piercarlo Bonifacio, Elisabetta Caffau, Patrick François +12
Some insight on the first generation of stars can be obtained from the chemical composition of their direct descendants, extremely metal-poor stars (EMP), with metallicity less tha…
astro-ph.SR2011★ 50 cited
First Stars XIV. Sulfur abundances in extremely metal-poor (EMP) stars
Monique Spite, E. Caffau, S. M. Andrievsky +15
Sulfur is important: the site of its formation is uncertain, and at very low metallicity the trend of [S/Fe] against [Fe/H] is controversial. Below [Fe/H]=-2.0, [S/Fe] remains cons…